<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Responsively App - 响应式设计开发利器</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/tailwindcss/2.2.19/tailwind.min.css">
    <link rel="stylesheet" href="https://cdn.staticfile.org/font-awesome/6.4.0/css/all.min.css">
    <link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap" rel="stylesheet">
    <script src="https://cdn.jsdelivr.net/npm/mermaid@latest/dist/mermaid.min.js"></script>
    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", sans-serif;
            color: #333;
            line-height: 1.6;
        }
        h1, h2, h3, h4, .font-serif {
            font-family: 'Noto Serif SC', serif;
        }
        .hero-gradient {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .highlight-text {
            position: relative;
            z-index: 1;
        }
        .highlight-text:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 30%;
            background-color: rgba(118, 75, 162, 0.2);
            z-index: -1;
            transition: all 0.3s ease;
        }
        .highlight-text:hover:after {
            height: 50%;
        }
        .mermaid {
            background-color: white;
            border-radius: 0.5rem;
            padding: 1.5rem;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }
    </style>
</head>
<body class="bg-gray-50">
    <!-- Hero Section -->
    <section class="hero-gradient text-white py-20 md:py-32 px-4 md:px-0">
        <div class="container mx-auto max-w-6xl px-4 md:px-6">
            <div class="flex flex-col md:flex-row items-center">
                <div class="md:w-1/2 mb-10 md:mb-0 md:pr-10">
                    <h1 class="text-4xl md:text-5xl font-bold leading-tight mb-6">
                        <span class="highlight-text">Responsively App</span><br>
                        <span class="text-xl md:text-2xl opacity-90">响应式设计开发神器</span>
                    </h1>
                    <p class="text-lg md:text-xl opacity-90 mb-8">一款开源桌面应用，帮助前端开发者和设计师高效测试优化响应式网页设计，确保完美的跨设备体验一致性。</p>
                    <div class="flex flex-wrap gap-4">
                        <a href="https://responsively.app" class="bg-white text-purple-800 hover:bg-gray-100 px-6 py-3 rounded-lg font-semibold transition duration-300 flex items-center">
                            <i class="fas fa-download mr-2"></i> 免费下载
                        </a>
                        <a href="#features" class="border-2 border-white text-white hover:bg-white hover:bg-opacity-10 px-6 py-3 rounded-lg font-semibold transition duration-300 flex items-center">
                            <i class="fas fa-play-circle mr-2"></i> 了解功能
                        </a>
                    </div>
                </div>
                <div class="md:w-1/2">
                    <div class="relative">
                        <div class="absolute -top-6 -left-6 w-64 h-64 bg-purple-300 rounded-lg opacity-20"></div>
                        <div class="absolute -bottom-6 -right-6 w-64 h-64 bg-blue-300 rounded-lg opacity-20"></div>
                        <img src="https://cdn.nlark.com/yuque/0/2025/png/21449790/1753274230096-ca8c67bf-edbc-4e9c-897a-0588cd008c0e.png" alt="Responsively App界面展示" class="relative rounded-lg shadow-2xl border-8 border-white">
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Problem Section -->
    <section class="py-16 md:py-24 bg-white">
        <div class="container mx-auto max-w-6xl px-4 md:px-6">
            <div class="text-center mb-16">
                <h2 class="text-3xl md:text-4xl font-bold mb-4">它能<span class="highlight-text">解决什么问题</span>？</h2>
                <p class="text-lg text-gray-600 max-w-3xl mx-auto">响应式设计测试中长期困扰开发者的痛点</p>
            </div>
            <div class="grid md:grid-cols-3 gap-8">
                <div class="bg-gray-50 p-8 rounded-xl">
                    <div class="text-purple-600 text-4xl mb-4">
                        <i class="fas fa-mobile-alt"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3">多设备调试繁琐</h3>
                    <p class="text-gray-600">手动调整浏览器窗口或逐一检查设备耗时低效，难以捕捉细微差异